*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#080e1e;color:#edf7ff;font:16px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.65;cursor:wait}a{color:inherit;text-decoration:none}button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid #14d6ff;outline-offset:3px}[hidden]{display:none!important}.top{max-width:1320px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:22px 30px;border-bottom:1px solid #1a2d48}.brand{font-size:21px;font-weight:800;letter-spacing:1px;display:flex;align-items:center;gap:12px}.brand b{color:#12cfff}.mark,.auth-mark{background:#05c6ed;color:#081020;border-radius:50%;display:inline-grid;place-items:center;width:39px;height:39px;box-shadow:0 0 24px #00c5f76b}.top nav{display:flex;align-items:center;gap:30px;color:#b9c9db;font-size:14px}.nav-login,.outline{border:1px solid #2785a2;color:#e3faff;background:#112239;padding:12px 19px;border-radius:9px}.nav-login:hover,.outline:hover{border-color:#00d6ff}.primary{border:0;color:#001b29;background:linear-gradient(125deg,#16e2f9,#0a9af5);padding:14px 24px;border-radius:10px;font-weight:750;box-shadow:0 8px 28px #00a7e83a}.primary:hover{filter:brightness(1.1)}.hero{max-width:1320px;margin:auto;padding:80px 30px 90px;display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center}.eyebrow{color:#0bd6f8;font-size:12px;font-weight:800;letter-spacing:2px}.hero h1{font-size:clamp(38px,4.6vw,72px);line-height:1.09;letter-spacing:-2px;margin:23px 0}.hero h1 em{color:#13c9f2;font-style:normal}.hero-copy>p{max-width:520px;color:#a9bed3;font-size:17px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0}.hint{font-size:12px!important;color:#7995ac!important}.hero-visual{background:#0d1b30;border:1px solid #20627e;border-radius:19px;padding:9px;box-shadow:0 30px 90px #0008,0 0 50px #0bcafa16;transform:perspective(900px) rotateY(-4deg)}.hero-visual img{width:100%;display:block;border-radius:11px}.image-caption{display:block;text-align:center;color:#6f8ca4;font-size:10px;letter-spacing:1px;padding:10px 2px}.features{background:#0c1628;padding:72px 30px}.section-heading{text-align:center}.section-heading h2,.how h2,.cta h2{font-size:clamp(26px,3vw,42px);line-height:1.2}.feature-grid{max-width:1260px;margin:38px auto 0;display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.feature-grid article,.panel{background:#111f35;border:1px solid #263d58;border-radius:15px;padding:25px}.feature-grid article h3{margin:12px 0}.feature-grid article p,.how p,.cta p{color:#a8bcd1}.feature-icon{font-size:29px;color:#16cfee}.how{max-width:1220px;margin:auto;padding:85px 30px;display:grid;grid-template-columns:1fr 1fr;gap:70px}.steps{display:grid;gap:13px}.steps>div{background:#111f35;border:1px solid #263d58;border-radius:12px;padding:20px;display:flex;align-items:center;gap:20px}.steps strong{color:#13c9f2;font-size:24px}.cta{text-align:center;padding:65px 24px 85px;background:radial-gradient(ellipse at center,#123a56,#080e1e 65%)}footer{text-align:center;padding:26px;color:#748ca5;border-top:1px solid #1c3049;font-size:12px}.auth-view,.boot{min-height:70vh;display:grid;place-items:center;padding:45px 18px}.auth-card{background:#111f35;border:1px solid #2b607e;border-radius:22px;padding:42px;width:min(100%,470px);box-shadow:0 20px 80px #0006}.auth-card h2{font-size:29px;line-height:1.2;margin:12px 0}.auth-card p{color:#a6bdd2}.auth-mark{margin:25px 0 18px}.back{background:none;color:#a5c6d9;border:0;padding:0}.auth-card label{display:block;margin:18px 0 7px;font-weight:650;font-size:14px}.auth-card input,.inline-form input{background:#071326;border:1px solid #2c536d;border-radius:9px;padding:14px;color:white;width:100%;min-width:0}.auth-card input:focus,.inline-form input:focus{border-color:#08d6ff}.password-wrap{display:flex;position:relative}.password-wrap input{padding-right:85px}.password-wrap button{position:absolute;right:6px;top:7px;border:0;background:#18354d;color:#c9e4f5;padding:7px 9px;border-radius:6px;font-size:12px}.submit{width:100%;margin-top:24px;display:flex;align-items:center;justify-content:center;gap:12px}.spinner{width:18px;height:18px;border:2px solid #095777;border-top-color:#fff;border-radius:50%;animation:spin .65s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error{color:#ff9caa!important;min-height:1.3em;font-size:13px}.boot progress{width:100%;height:12px;accent-color:#0bd6f8}.dashboard{max-width:1100px;margin:40px auto 90px;padding:0 22px}.dash-head{display:flex;justify-content:space-between;align-items:center}.panel{margin:18px 0}.online{font-size:13px;color:#3ce3a6}.muted{color:#a8bdd2;font-size:14px}.inline-form{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.inline-form input{flex:1 1 240px}.inline-form button{flex:0 0 auto}#stations p{overflow-wrap:anywhere;padding:10px;border-bottom:1px solid #29405a}code{overflow-wrap:anywhere;color:#5fe4ff}@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:50px}.hero-visual{transform:none}.feature-grid{grid-template-columns:repeat(2,1fr)}.how{grid-template-columns:1fr;gap:15px}}@media(max-width:550px){.top{padding:17px}.brand{font-size:15px}.top nav>a{display:none}.top nav{gap:0}.nav-login{padding:9px;font-size:12px}.hero{padding:50px 20px}.hero h1{letter-spacing:-1px}.feature-grid{grid-template-columns:1fr}.features,.how{padding:45px 20px}.auth-card{padding:25px}.dash-head{gap:15px}}
@media(display-mode:standalone){body:has(#authView:not([hidden])) .top,body:has(#boot:not([hidden])) .top,body:has(#dashboard:not([hidden])) .top{display:none}body:has(#authView:not([hidden])) footer,body:has(#boot:not([hidden])) footer,body:has(#dashboard:not([hidden])) footer{display:none}.auth-view{min-height:100dvh}}

.nav-login,.actions a.primary,.cta a.primary{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}

/* V4.4: login ocupa a tela inteira, sem rolagem, inclusive PWA instalada */
html:has(#authView:not([hidden])),body:has(#authView:not([hidden])){height:100%;overflow:hidden!important;overscroll-behavior:none}
body:has(#authView:not([hidden])) .top,body:has(#authView:not([hidden])) footer{display:none!important}
body:has(#authView:not([hidden])) main{height:100dvh;min-height:0;overflow:hidden}
.auth-view:not([hidden]){height:100dvh;min-height:0;max-height:100dvh;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:max(8px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(8px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}
.auth-view .auth-card{width:min(100%,480px);max-height:100%;min-height:0;overflow:hidden;padding:clamp(13px,2.5dvh,30px) clamp(16px,3vw,30px);display:flex;flex-direction:column;justify-content:center;gap:0}
.auth-view .auth-mark{width:34px;height:34px;min-height:34px;margin:clamp(4px,1dvh,12px) 0 8px}
.auth-view .auth-card h2{font-size:clamp(18px,3dvh,27px);margin:6px 0}
.auth-view .auth-card>p{font-size:clamp(11px,1.6dvh,14px);margin:0 0 8px}
.auth-view .auth-card label{margin:clamp(5px,1.1dvh,12px) 0 4px;font-size:clamp(11px,1.7dvh,13px)}
.auth-view .auth-card input{padding:clamp(7px,1.2dvh,12px) 12px;font-size:clamp(12px,1.8dvh,15px)}
.auth-view .submit{margin-top:clamp(10px,2dvh,20px);padding:clamp(9px,1.4dvh,13px)}
.auth-view .error{margin:4px 0 0;min-height:1em;font-size:12px}
.device-id-box{background:linear-gradient(130deg,#0a2338,#0b172b);border:1px solid #177b9c;border-radius:12px;padding:clamp(9px,1.6dvh,14px);margin:clamp(7px,1.4dvh,13px) 0 4px}
.device-id-head,.device-id-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.device-id-head{font-size:clamp(9px,1.3dvh,11px);letter-spacing:.6px;color:#6bdcf4;font-weight:750}.device-id-status{color:#43e5b0;white-space:nowrap}.device-id-row{margin-top:7px}.device-id-row code{font-size:clamp(10px,1.55dvh,13px);word-break:break-all;user-select:all;line-height:1.35;flex:1}.copy-uuid{background:#087fa5;color:white;border:1px solid #15cffa;border-radius:8px;padding:8px 10px;font-weight:750;white-space:nowrap;font-size:12px}.copy-uuid:hover{background:#06a5d0}.device-id-help{font-size:clamp(10px,1.4dvh,12px)!important;margin:5px 0 0!important;color:#9fb9cf!important}.device-id-help.copied{color:#50e6ac!important}
@media(max-height:600px){.auth-view .auth-card{padding:8px 18px}.auth-view .auth-mark{display:none}.auth-view .auth-card>p{display:none}.auth-view .auth-card h2{margin:2px 0}.auth-view .device-id-box{margin:4px 0;padding:7px 10px}.auth-view .auth-card label{margin:4px 0 2px}.auth-view .submit{margin-top:6px}.auth-view .back{font-size:11px}}
@media(max-height:420px){.auth-view .eyebrow{display:none}.auth-view .device-id-help{display:none}.auth-view .auth-card input{padding:5px 9px}.auth-view .auth-card h2{font-size:17px}.auth-view .device-id-head{font-size:9px}}

/* V5: login do cliente sem senha, cards administrativos e feedback em todas as ações */
body.in-app .top,body.in-app footer{display:none!important}.auth-view:not([hidden]){height:100dvh;min-height:0;display:flex;align-items:center;justify-content:center}.request-card{text-align:center}.request-card .device-id-box{text-align:left}.request-card .back{align-self:flex-start}.request-card #adminAccess{align-self:center;margin-top:14px;color:#8faac2}.request-card .submit{font-size:clamp(12px,2vw,15px)}.dashboard{max-width:1350px}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.stats .panel h2{font-size:42px;color:#17cafa;margin:4px 0}.license-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:15px}.license-card{margin:0;display:flex;flex-direction:column;gap:12px}.license-card code{font-size:12px}.license-card .outline{margin-top:auto}.inline-form select{background:#071326;color:white;border:1px solid #2c536d;border-radius:9px;padding:12px;min-width:155px;flex:1}.busy-overlay,.modal{position:fixed;inset:0;z-index:1000;background:#030c18d9;display:flex;align-items:center;justify-content:center;gap:16px;flex-direction:column;backdrop-filter:blur(7px)}.large{width:46px;height:46px;border-width:4px}.modal-card{background:#14233a;border:1px solid #18b5dd;border-radius:18px;padding:28px;max-width:min(480px,90vw);width:100%;box-shadow:0 30px 100px #000b}.modal-card p{white-space:pre-wrap;overflow-wrap:anywhere;color:#bbd3e5}.modal-actions{display:flex;justify-content:flex-end;gap:12px}.modal[hidden],.busy-overlay[hidden]{display:none!important}@media(max-width:600px){.stats{grid-template-columns:1fr 1fr}.stats .panel{padding:14px}.dashboard{margin:14px auto}.inline-form{flex-direction:column}.inline-form input,.inline-form select{width:100%;flex:auto}.request-card{padding:14px}}